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favicon.png vs favicon.ico - why should I use PNG instead of ICO?
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All modern browsers (tested with Chrome 4, Firefox 3.5, IE8, Opera 10 and Safari 4) will always request a favicon.ico unless you've specified a shortcut icon via <link>. So if you don't explicitly specify one, it's best to always have a fav...
How do you view ALL text from an ntext or nvarchar(max) in SSMS?
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@ajeh: which version of SSMS 2012 are you using? I just tested it (followed the same exact steps I described in my answer) with my SSMS 2012 (version 11.0.5343.0) and it works
– Eric
Jan 15 '16 at 21:22
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What is more efficient: Dictionary TryGetValue or ContainsKey+Item?
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Why don't you test it?
But I'm pretty sure that TryGetValue is faster, because it only does one lookup. Of course this isn't guaranteed, i.e. different implementations might have different performance characteristics.
The way I'd impleme...
What are the uses of “using” in C#?
...ode is a bit different when MyRessource is a struct. There is obviously no test for nullity, but also no boxing to IDisposable. A constrained virtual call is emitted.
– Romain Verdier
May 3 '14 at 14:31
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Accessing members of items in a JSONArray with Java
...ava8 Stream API.
import org.json.JSONArray;
import org.json.JSONObject;
@Test
public void access_org_JsonArray() {
//Given: array
JSONArray jsonArray = new JSONArray(Arrays.asList(new JSONObject(
new HashMap() {{
put("a", 100);
...
PHP abstract properties
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As you could have found out by just testing your code:
Fatal error: Properties cannot be declared abstract in ... on line 3
No, there is not. Properties cannot be declared abstract in PHP.
However you can implement a getter/setter function abstract, this...
What is the difference between decodeURIComponent and decodeURI?
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As I had the same question, but didn't find the answer here, I made some tests in order to figure out what the difference actually is.
I did this, since I need the encoding for something, which is not URL/URI related.
encodeURIComponent("A") returns "A", it does not encode "A" to "%41"
decodeURI...
How to round a number to significant figures in Python
...es, you can use:
print('{:g}'.format(float('{:.{p}g}'.format(i, p=n))))
Test:
a = [1234, 0.12, 0.012, 0.062, 6253, 1999, -3.14, 0., -48.01, 0.75]
b = ['{:g}'.format(float('{:.1g}'.format(i))) for i in a]
# b == ['1000', '0.1', '0.01', '0.06', '6000', '2000', '-3', '0', '-50', '0.8']
Note: with...
How do I ZIP a file in C#, using no 3rd-party APIs?
...the ZipArchive and ZipFile classes.
using (ZipArchive zip = ZipFile.Open("test.zip", ZipArchiveMode.Create))
{
zip.CreateEntryFromFile(@"c:\something.txt", "data/path/something.txt");
}
You need to add references to:
System.IO.Compression
System.IO.Compression.FileSystem
For .NET Core tar...
When to use an assertion and when to use an exception
...te that the java command turns off all assertions by default.)
Use regular tests for any kind of checks what shouldn't be turned off. This includes defensive checks that guard against potential damage cause by bugs, and any validation data / requests / whatever provided by users or external service...